﻿#include<stdio.h>
int max(int x, int y)
{
	int z;
	if (x > y)
	{
		z = x;
	}
	else
	{
		z = y;
	}
	return z;
}
void help(void)
{
	printf("help me\n");
}
int main()
{
	int num;
	num = max(5, 10);
	printf("num=%d\n", num);

	help();

	return 0;
}